MC145483DT Freescale Semiconductor, MC145483DT Datasheet - Page 8

• Manufacturer Part Number: MC145483DT
• Description: IC PCM COD-FILT 3V 13BIT 20TSSOP
• Manufacturer: Freescale Semiconductor
• Type: PCM Codec/Filterr

Specifications of MC145483DT

• Data Interface: PCM Audio Interface
• Resolution (bits): 13 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: No
• Voltage - Supply, Digital: 2.7 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

BCLKT (BCLKR)
BCLKT (BCLKR)
LONG FRAME
LONG FRAME
SHORT OR
SHORT OR
FST (FSR)
FST (FSR)
FST (FSR)
FST (FSR)
Bits 14, 15, and 16, clocked into DR, are used for attenuation control for the receive analog output.
BCLKT
BCLKT
SYNC
SYNC
DT
DR
DR
DR
DR
DT
DT
DT
Figure 2a. Long Frame Sync (Transmit and Receive Have Individual Clocking)
Figure 2b. Short Frame Sync (Transmit and Receive Have Individual Clocking)
Transmit and receive both use BCLKT. FST may occur at a different time than FSR.
Transmit and receive both use BCLKT, and the first four data bits are the sign bit.
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Figure 2. Digital Timing Modes for the PCM Data Interface
Freescale Semiconductor, Inc.
1
1
1
1
1
1
1
1
For More Information On This Product,
Figure 2d. Receive Gain Adjust (BCLKR = 1)
2
2
2
2
2
2
2
2
FST may occur at a different time than FSR.
Figure 2c. Sign–Extended (BCLKR = 0)
3
3
3
3
3
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3
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